document.write( "Question 902826: Alex and Massimo work at a driving range collecting golf balls. If Alex can clear a field of balls in 1 hour and Massimo complete the same job in 2 hours, how long will it take them together to clear the field? \n" ); document.write( "
Algebra.Com's Answer #548586 by richwmiller(17219)\"\" \"About 
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1/a+1/b=1/x
\n" ); document.write( "1/1+1/2=1/x
\n" ); document.write( "1/2+2/2=1/x
\n" ); document.write( "3/2=1/x
\n" ); document.write( "x=2/3
\n" ); document.write( "x=0.66666667 hours working together
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\n" ); document.write( "1/a+1/b=1/x
\n" ); document.write( "1/1+1/2=1/x
\n" ); document.write( "2/2+1/2=1/x
\n" ); document.write( "3/2=1/x
\n" ); document.write( "2/3=x
\n" ); document.write( "x=0.66666667 hours working together
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